enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. List of most powerful locomotives - Wikipedia

    en.wikipedia.org/wiki/List_of_most_powerful...

    Largest non-articulated steam locomotive, and the only seven-axle non-articulated steam locomotive ever built. AD60 class: New South Wales Government Railways: 6001-6042 Beyer, Peacock & Company: 1952–1954, 1956 Steam 4-8-4+4-8-4: 255 tonnes (281 short tons) 265 kilonewtons (59,575 lbf) 4,422 kilowatts (5,930 hp)

  3. Union Pacific Big Boy - Wikipedia

    en.wikipedia.org/wiki/Union_Pacific_Big_Boy

    The Big Boy has the longest engine body of any reciprocating steam locomotive, longer than two 40-foot buses. [12] They were also the heaviest reciprocating steam locomotives ever built; the combined weight of the 772,250 lb (350,290 kg) engine and 436,500 lb (198,000 kg) tender outweighed a Boeing 747. [12]

  4. 2-8-8-4 - Wikipedia

    en.wikipedia.org/wiki/2-8-8-4

    The first was built in 1928 by American Locomotive Company; at the time, it was the largest locomotive ever built. It had the largest firebox ever applied to a steam locomotive, some 182 square feet (16.9 m 2) in area, to burn Rosebud coal, a cheap low-quality coal. But the firebed was too large for the available draft and the fire burned ...

  5. Mallet locomotive - Wikipedia

    en.wikipedia.org/wiki/Mallet_locomotive

    No. 4014 is the largest, heaviest, and most powerful operational steam locomotive in the world. [citation needed] Two of Union Pacific's Challengers survived into preservation. Challenger #3985 was the largest operational steam locomotive in the world until the restoration of UP 4014. It was taken out of service in October 2010 due to ...

  6. Twenty-five Big Boy locomotives, which weigh 1.2 million pounds and are 130 feet long, were completed for Union Pacific in 1941. No. 4014 then drove 1,031,205 miles and was in service for 20 years ...

  7. BR Standard Class 9F - Wikipedia

    en.wikipedia.org/wiki/BR_Standard_Class_9F

    The British Railways Standard Class 9F 2-10-0 is a class of steam locomotive designed for British Railways by Robert Riddles.The Class 9F was the last in a series of standardised locomotive classes designed for British Railways during the 1950s, and was intended for use on fast, heavy freight trains over long distances.

  8. Union Pacific 4014 - Wikipedia

    en.wikipedia.org/wiki/Union_Pacific_4014

    Union Pacific 4014 is a preserved 4884-1 class 4-8-8-4 "Big Boy" type steam locomotive owned and operated by the Union Pacific (UP) as part of its heritage fleet.Built in November 1941 by American Locomotive Company (ALCO) in Schenectady, New York, it was assigned to haul heavy freight trains in the Wasatch mountain range.

  9. 2-6-6-6 - Wikipedia

    en.wikipedia.org/wiki/2-6-6-6

    These were some of the most powerful reciprocating steam locomotives ever built, at 7,500 hp (which was exceeded by only the Pennsylvania Railroad class Q2 in indicated horsepower), and one of the heaviest at 386 tons for the locomotive itself plus 215 tons for the loaded tender. Other equivalent classifications are: